CLASSIFICATION. 



The Snapdragon Family contains a very large number 

 of herbs common in rice fields, etc., the leaves are opp. or alt. 

 fls. irregular with 2 to 4 stamens. Ovary as in Solanaceae. 



Scrophulariaceae. 



The Broomrape Family contains herbs parasitic on 

 roots of other plants or saprophytes and are devoid of chloro- 

 phyll. Orobanche indica is common on tobacco and mustard 

 and has purplish-blue flowers in spikes. Mginetia indica 

 is found in damp forests in summer, and has curious rather 

 large solitary rose-purple flowers on long scapes. 



Orobanchaceae. 



77. The Bignonia Family. 



Trees or shrubs (climbing in many garden species) with 

 opp* pinnately compound, (simple in Tecoma) leaves, and 

 large or moderate-sized zygomorphic flowers. St. 4 or 5. 

 Fruit a linear capsule with winged see 2s. 



77. Bignoniace® (p. 442). 



78. The Sesamum Family. 



Herbs with opp. or alt. simple or pinnatifid leaves, and 

 drooping racemose flowers. Ovary 1-2 or ultimately 4-celled. 

 St. 4 didynamous. Ovules 1-seriate in each cell. Seeds not 



winged. 78. Pedaliaceas (p. 444), 



79. The Acanthus Family. 



Shrubs or herbs, rarely (Tbunbergia) scandent, frequently 

 with swollen nodes, simple usually entire often lineolate 

 leaves, and zygomorphic capitate or spicate or panicled flowers 

 usually 4-ranked and with well-developed subtending bract and 

 two bracteoles (for few exceptions see p 446- 447. jSt. 2 

 or 4. Ovary 2-celled. Ovules 2-several verticaly 2- seriate 

 in each cell. Seeds compressed seated on retinacula. 

 Exceptions : — 



Thunbergia has two collateral ovules in each, cell, and the retinacual 

 are absent. Blepharis has sometimes only 1 ovule in each cell. Some herbs 

 of the tribe Nelsonie® have papillae in place of hard retinacula. 



79. Acanthaceae (p. 445). 



L. often crowded and then not opposite. 

 86 



